Seattle Sea Conditions and Tide Table

Seattle Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 06:11 AM and sunset is at 08:13 PM.

Days 1–3 Weather Summary

Light rain (total 3mm), mostly falling on Sat afternoon. Warm air temperatures (max 29°C on Fri afternoon, min 15°C on Sat morning). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Warm air temperatures (max 27°C on Tue afternoon, min 12°C on Sun night). Wind will be generally light.

Days 7–9 Weather Summary

Some drizzle, heaviest during Wed afternoon. Warm (max 21°C on Wed afternoon, min 11°C on Thu night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Warm (max 23°C on Sun afternoon, min 10°C on Sun night). Wind will be generally light.

Days 13–16 Weather Summary

Mostly dry. Warm (max 24°C on Fri afternoon, min 10°C on Wed morning). Wind will be generally light.

Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Fri
4
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
1:20PM2.72m
10:48PM2.88m
2:44PM2.87m
11:41PM2.76m
3:45PM3.05m
00:44AM2.71m
4:31PM3.20m
1:48AM2.72m
5:06PM3.30m
5:34PM3.37m
5:56PM3.41m
6:13PM3.44m
5:10AM2.97m
6:31PM3.47m
5:57AM3.02m
6:49PM3.50m
6:46AM3.04m
7:11PM3.51m
7:38AM3.03m
7:36PM3.50m
8:36AM2.99m
8:05PM3.46m
9:42AM2.93m
8:38PM3.39m
11:01AM2.90m
Low Tide
5:32AM0.34m
5:35PM2.22m
6:35AM0.29m
7:14PM2.37m
7:38AM0.20m
8:47PM2.36m
8:34AM0.09m
9:45PM2.27m
9:21AM-0.02m
10:24PM2.13m
10:02AM-0.09m
10:56PM1.95m
10:39AM-0.11m
11:25PM1.73m
11:13AM-0.06m
11:55PM1.46m
11:45AM0.06m
00:26AM1.16m
12:19PM0.26m
00:59AM0.83m
12:54PM0.53m
1:35AM0.52m
1:32PM0.87m
2:15AM0.25m
2:12PM1.26m
3:00AM0.04m
2:58PM1.66m
3:52AM-0.10m
3:52PM2.03m
Wave
Height (m)
Direction
Period (s)
clear
clear
clear
part cloud
cloud
cloud
light rain
rain showers
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
rain showers
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
cloud
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
light rain
rain shwrs
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
some clouds
cloudy
rain shwrs
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
cloudy
clear
clear
clear
km/h
5
NNW
10
NNW
5
N
5
NNW
5
NW
5
SW
15
SSW
10
S
10
S
10
SSW
10
N
10
NNE
10
N
15
N
5
NNE
5
N
10
N
5
S
15
SSW
5
SSW
10
SSW
5
SSW
10
N
5
ENE
5
N
15
N
5
NNE
10
N
15
NNW
0
SE
10
SSW
5
SW
5
S
10
SSW
10
WNW
0
NNW
10
S
5
NE
5
SE
5
NNE
15
N
5
NNE
10
N
10
N
0
NE
0
W
5
NNW
 mm
1
2
1
max °C
23
28
23
24
29
25
16
20
18
18
22
18
19
24
19
21
27
20
18
21
16
16
21
18
17
20
17
17
21
18
17
23
17
16
21
15
14
20
17
16
21
16
17
21
17
18
24
Moonrise
3:43
4:43
5:34
6:15
6:47
7:12
7:33
7:50
8:06
8:22
8:38
8:57
9:20
9:51
10:32
Moonset
11:27
12:12
1:07
2:10
3:19
4:31
5:43
6:55
8:08
9:22
10:38
11:57
1:19
2:39
3:52
Sunrise
6:11
6:11
6:13
6:15
6:16
6:16
6:18
6:20
6:20
6:22
6:24
6:26
6:26
6:28
6:30
6:31
Sunset
8:13
8:10
8:08
8:07
8:05
8:04
8:01
8:00
7:58
7:55
7:53
7:52
7:50
7:47
7:45
7:44
Today's sea temperature in Seattle is
15.5° C
(Statistics for 20 Aug 1981-2005 – mean: 13.8 max: 15.2 min: 12.2°C)
Issued (local time): 4 am Thursday 20 Aug 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest